Created
February 3, 2024 10:08
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Converting SVG to PNG using WIC & Direct2D (through Wicnet & DirectN)
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| using System.Drawing; | |
| using System.IO; | |
| using DirectN; | |
| using WicNet; | |
| namespace ConsoleApp2 | |
| { | |
| internal class Program | |
| { | |
| static void Main() | |
| { | |
| ConvertSvgAsPng("tiger.svg", 200, 200); | |
| } | |
| static void ConvertSvgAsPng(string fileName, int width, int height) | |
| { | |
| using (var memBmp = new WicBitmapSource(width, height, WicPixelFormat.GUID_WICPixelFormat32bppBGR)) | |
| { | |
| using (var dc = memBmp.CreateDeviceContext()) | |
| { | |
| var dc5 = dc.As<ID2D1DeviceContext5>(); | |
| using (var stream = new WicNet.Utilities.UnmanagedMemoryStream(fileName)) | |
| { | |
| using (var doc = dc5.CreateSvgDocument(stream, new D2D_SIZE_F(memBmp.Width, memBmp.Height))) | |
| { | |
| dc.BeginDraw(); | |
| dc5.DrawSvgDocument(doc.Object); | |
| dc.EndDraw(); | |
| } | |
| } | |
| } | |
| memBmp.Save(Path.ChangeExtension(fileName, ".jpg")); | |
| } | |
| } | |
| static void ConvertSvgAsPngUsingDC(string fileName, int width, int height) | |
| { | |
| using (var memBmp = new Bitmap(width, height)) | |
| { | |
| using (var fac = D2D1Functions.D2D1CreateFactory()) | |
| { | |
| using (var dc = fac.CreateDCRenderTarget(new D2D1_RENDER_TARGET_PROPERTIES | |
| { | |
| type = D2D1_RENDER_TARGET_TYPE.D2D1_RENDER_TARGET_TYPE_SOFTWARE, | |
| usage = D2D1_RENDER_TARGET_USAGE.D2D1_RENDER_TARGET_USAGE_GDI_COMPATIBLE, | |
| pixelFormat = new D2D1_PIXEL_FORMAT { alphaMode = D2D1_ALPHA_MODE.D2D1_ALPHA_MODE_PREMULTIPLIED, format = DXGI_FORMAT.DXGI_FORMAT_B8G8R8A8_UNORM } | |
| })) | |
| { | |
| using (var graphics = Graphics.FromImage(memBmp)) | |
| { | |
| dc.Object.BindDC(graphics.GetHdc(), new tagRECT(0, 0, width, height)); | |
| var dc5 = dc.As<ID2D1DeviceContext5>(); | |
| using (var stream = new WicNet.Utilities.UnmanagedMemoryStream(fileName)) | |
| { | |
| using (var doc = dc5.CreateSvgDocument(stream, new D2D_SIZE_F(memBmp.Width, memBmp.Height))) | |
| { | |
| dc.BeginDraw(); | |
| dc5.DrawSvgDocument(doc.Object); | |
| dc.EndDraw(); | |
| } | |
| } | |
| } | |
| } | |
| memBmp.Save(Path.ChangeExtension(fileName, ".jpg")); | |
| } | |
| } | |
| } | |
| } | |
| } |
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